PCBDM133S Defrost Control Board – Reliable Replacement for Goodman Units Ensure performance of your Goodman heating system with the PCBDM133S Defrost Control Board. Designed as a direct replacement for PCBDM133, PCBDM160S, and PCBDM160, this board delivers dependable frost management to keep your unit running efficiently and effectively. Key Features: Direct replacement for PCBDM133, PCBDM133S, PCBDM160S, and PCBDM160 Compatible with select Goodman furnaces and heat pumps Monitors frost buildup on the evaporator coil and initiates a timed defrost cycle as needed Four selectable compressor run times: 30, 60, or 90 minutes, plus TEST mode for quick diagnostics Two operational settings: DELAY mode or Normal mode for flexible control Built to meet original equipment specifications for reliable fit and function Benefits: Maintains heating efficiency by preventing excessive frost accumulation Reduces wear on system components by ensuring timely defrost cycles Provides quick troubleshooting with TEST mode to aid maintenance and Offers operational flexibility to match varying climate and usage needs Applications: 1. Residential Goodman heat pumps experiencing frost buildup on the evaporator coil 2. Furnace systems requiring replacement of a malfunctioning defrost board for restored performance 3. Maintenance technicians seeking a compatible, specificationmatched control board for repairs Specifications: Model: PCBDM133S Replaces: PCBDM133, PCBDM160S, PCBDM160 Compatibility: Goodman heating systems (verify with modelspecific fit) Control Options: 30/60/90 minute compressor cycles, TEST mode Modes: DELAY and Normal operation modes Installation Tip: Always confirm compatibility by comparing your current control board model and visual features to product images before ordering. This ensures precise fit and proper operation in your Goodman system.